空氣測微計 的英文怎麼說

中文拼音 [kōngqìcèwéijì]
空氣測微計 英文
air micrometer
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 空氣 : 1 （大氣） air; atmosphere 2 （氣氛） atmosphere 3 （氣閘） air brake4 pneum ; pneumo ; pneumat ;...
  1. Minute hardness testing systems, hardness meters vickers, rockwell, shore, metalloscopes, magnetic detectors, demagnetizers, metallographic inspection devices, surface roughness meters, electrical micrometers, air micrometers, mu meters, electrical converters, bore micrometers, cylindrical gauges, block gauges, eccentricity meters, precision bases, others

    微小硬度系統硬度計維克斯洛氏邵氏金屬顯微鏡磁力探測機脫磁機金屬組織檢查裝置表面粗糙測定器電微型壓力機空氣微型壓力機微米表電轉換器鏜孔微型壓力機缸徑規塊規偏芯測定器精密加工臺等等。
  2. The world ' s reference bioaerosol sampler is a multi - stage, multi - orifice cascade impactor designed to measure the concentration and particle size distribution of aerobic bacteria and fungi

    世界標準的微生物采樣器是多級，多孔瀑布式撞擊采樣器。是為測量空氣中細菌和真菌微粒大小分佈的濃度而設計。
  3. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論： （ 1 ）大氣氣體的微波吸收在測雲波段產生明顯的衰減，其中水汽衰減效應變化很大；即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案； （ 2 ） 37ghz和94ghz雷達測雲，由於大氣和雲衰減不同和雷達反射率的很大差異，導致雷達回波信號強弱不同； （ 3 ）對雲層較薄、含水量較少的雲，在不計雷達參數的情況下， 37ghz雷達回波信號不如94ghz測雲雷達，也就是說94ghz對薄雲有更強的探測能力；對雲層較厚、含水量大的雲，由於強衰減的作用， 94ghz雷達回波信號小於37ghz雷達； （ 4 ）從大氣衰減的不利因素方面考慮，空間94ghz雷達測高層薄雲的效果最好；測低層薄雲時需要考慮氣體衰減訂正；因濃厚雲的強衰減作用，探測其中下部的能力大大減弱，不僅要進行衰減訂正，而且要藉助其他信息來反演整個雲層的含水量垂直分佈； （ 5 ）為了獲得從極薄到極濃厚雲的垂直分佈探測能力，未來測雲雷達系統最好採用雙波長甚至三波長（如94 、 37和13ghz ） 。
  4. Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently

    本文介紹機載對空微波輻射計探測雲中路徑積分液態水含量（ l ）的輻射傳輸原理和反演方法；根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂直分佈模式，得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其系數的表達式；探索了和反演系數有關系的大氣的影響，並在各個月份之間進行了比較分析；給出了反演誤差的數值模擬檢驗結果：在地面反演值對『真值』的統計相對偏差是15 - 25 ，在6公里高度處為5 - 10 ，表明該方法已具有實用可接受的精度。
  5. According to statistics parameters of the typical clouds over xi ' an region and cloud data obtained from the global distribution of cloud cover under the auspices of world meteorological organization, for xi ' an region typical cloud, the parameters of khragian - mazin cloud drop size distribution are obtained. based on xi ' an cloud water content profile, on earth - space paths, attenuation due to cloud are calculated by means of the k - m distribution. it is shown that the attenuation induced by cloud are taken into account at ka - at elevation angle smaller than 30 and v - band paths

    第三，根據西安地區氣象觀測數據，討論了西安典型雲的宏觀和微觀物理特性；根據西安典型雲的觀測結果和世界氣象組織提供的數據，得到西安典型雲的k - m雲滴譜參數；並根據西安地區雲的液水含量，計算了地一空路徑上雲的衰減，結果表明，在v波段和仰角小於30度的ka波段路徑，雲的衰減需加以考慮。
  6. In this work, according to the feature of soft x - ray fluorescence, a setup has been established for the measurement of soft x - ray fluorescence in laboratory, which is calibrated by 55fe. the setup is made of x - ray tube, fine tuning table, vacuum system, gas - flow proportional counter and multiple channel analysis

    本文工作中依據軟x射線熒光的特點，在實驗室建立了一套軟x射線熒光測量裝置，該裝置由x射線管、精密微調樣品臺、真空系統和流氣正比計數管探測系統以及多道分析儀組成，並採用~ （ 55 ） fe標準光源對系統進行實際標定。
  7. The concentration of mathane monitor controlled by chip microprocessors, is able to sound the alarm bell based on the limit of mathane concentration, and start device to drain the gas at the same time

    本文設計的用單片微機控制的甲烷濃度報警監控儀，是採用熱催化原理（俗稱黑白元件）探頭製成的甲烷濃度測量儀，適用於中小型煤礦井下各作業場所中測量空氣中的甲烷濃度。
  8. A lidar uses infrared radiation wavelength of about 2 10, 000 cm to detect movement of aerosols and derive the wind speed and windshear. its working principle is the same as the tdwr, except that the tdwr utilizes microwave wavelength of about 5 cm to detect movement of raindrops and computes the wind speed fig. 9

    Lidar利用紅外線輻射波長約萬份之二厘米探測空氣中的懸浮粒子，從而得出風速和風切變的資料，運作原理與tdwr相同，唯一不同的是， tdwr利用微波波長約5探測雨點的移動從而計算出風速圖九。
  9. By the design of microwave electric field mode and microwave mode converter ( mmc ), the thesis participated in equipping an domestic microwave plasma chemical vapor deposition ( mpcvd ) equipment with a quartz glass window and water - cooled stainless steel resonant chamber in 2450mhz / 5 kw, introduced the basic machineries and functions of the sub - systems, including microwave system, gas - route system, vacuum system, detecting system and safeguard system

    論文通過微波場型和模式轉換器的設計，參與建立了一套2 . 45ghz 5kw帶有石英玻璃窗、水冷卻不銹鋼諧振腔的微波等離子體化學氣相沉積（ mpcvd ）系統（ mpcvd - 4型） 。論述了包括微波系統、氣路系統、真空系統、檢測系統和保障系統等結構的組成及基本功能。
  10. This work aims at studying multi - scale structures of large - scale stratiform precipitating clouds typical of henan province of central - eastern china in spring and autumn drought periods of china, the potentials and techniques of artificial rain increase. through analysis of historical weather / climate and cloud physical data, developed are a number of multi - scale observational schemes including intensive observational items, and space / time resolutions of data for integrative field observations to obtain real - time measurements of the structures at large -, medium -, small - and micro - scale. from analysis of observed separate items, their integrative treatment and numerical simulation we place focus on case studies and their integration in investigating such structures of stratiform precipitating clouds over the target region, rainfall physical mechanisms and exploitation of artificial rainfall increase potentials, whereupon a conceptual model is constructed and a range of catalysis schemes are proposed to improve smaller - scale forecasting accracy and techniques for the rainfall increase, with the dominant results given below

    以地處中原、具有典型代表意義的河南層狀降水雲系為主要研究對象，在對該地歷史天氣氣候和雲物理等資料分析的基礎上，研究設計雲系多尺度觀測方案（包括加密觀測項目、觀測時空解析度） ，實施有設計的外場綜合觀測，獲取雲系結構多尺度（大、中、小、微）配套的實時觀測資料；通過對各種觀測資料的分項和綜合處理分析，以典型個例觀測和數值模擬分析研究為重點，綜合多個例分析，研究河南層狀降水雲系多尺度宏微觀結構特徵、降水物理機制和人工增雨潛力條件，建立典型層狀雲系人工增雨概念模型，研究科學的人工增雨作業技術系統。
  11. In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del

    均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測量；熱導率採用激光微擾法（ tc - 7000 ）于真空狀態下進行測量；其次，在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上，對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化；為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能，本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計；第三，通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料；採用理論計算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系；同時為了驗證設計的結果，本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。
  12. At present, the measuring methods are not enough and these known methods are in all kinds of shortages. so the institude of atmospheric physics, chinese academy of sciences cooperate with jilin weather modification office, changchun consigning the institude of geograpy, changchun to develop the airborne up - looking microwave radiometer for the first time in china

    然而目前測量的手段並不多，且已有的手段中又各有其局限，鑒于這種情況，中國科學院大氣物理研究所與吉林省人工影響天氣辦公室合作，委託中國科學院長春分院地理所在我國首次研製了對空機載微波輻射計。
  13. Standard practice for continuous sizing and counting of airborne particles in dust - controlled areas and clean rooms using instruments capable of detecting single sub - micrometre and larger particles

    使用能檢測單個亞測微計及較大粒子的儀器在控制塵埃區域及無菌區中連續測定空氣中懸浮粒子的大小及計數
  14. Double grid air counter ( dgac ) is a better useful nodestructive testing tool that was developed and researched in recent years and its advantage is real - time test by the emission of the low - energy electrons from the microcrack of the metal material

    雙柵極空氣計數管是近年來開展研製的一種無損檢測的有力工具，其特點是可根據金屬材料微裂紋處低能電子的發射實現實時檢測。
  15. Highlights of the applied research in 1997 included the analysis of volatile organics with canister sampling, carbon speciation of air particulates, semi - volatile organic pollutants in water, and ultra - trace heavy metals in sea water with on - linechelation

    年內，化驗所進行的研究計劃，包括引用密封金屬容器采樣法，分析空氣中揮發性的有機污染物；空氣粒子中含碳化合物的類別分析；水中半揮發性有機污染物的測試；以及應用流線螯合法，對海水中超微量重金屬進行定量分析。
  16. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械，由於安裝或運行中的原因，在轉子旋轉過程中，可能和器壁發生輕微的摩擦和碰擊，簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數，而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都表明這種方法對碰摩檢測很敏感，在碰摩發生的起始階段，包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢測儀並對此作了介紹
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